85871380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{613367}}^1$

素因数の和:613383

約数の個数: 24

約数和(自身を含む): 206091648

約数和(自身を除く): 120220268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 613367, 1226734, 2453468, 3066835, 4293569, 6133670, 8587138, 12267340, 17174276, 21467845, 42935690, 85871380]

約数ペア:

[(1, 85871380), (2, 42935690), (4, 21467845), (5, 17174276), (7, 12267340), (10, 8587138), (14, 6133670), (20, 4293569), (28, 3066835), (35, 2453468), (70, 1226734), (140, 613367)]